Experimental teaching aid

• Main Authors: SHI ZHONGLOU, LI FAYUAN
• Format: Patent
• Language: Chinese; English
• Published: 08.01.2019
• Subjects: ADVERTISING; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND,DEAF OR MUTE; CRYPTOGRAPHY; DIAGRAMS; DISPLAY; EDUCATION; EDUCATIONAL OR DEMONSTRATION APPLIANCES; GLOBES; PHYSICS; PLANETARIA; SEALS

The utility model discloses an experimental teaching aid belongs to teaching instrument ware field. Experimental teaching aid includes bed frame and testing component, and the bed frame includes underframe, top frame and balladeur train subassembly, and the top frame is parallel to each other with the underframe, and four supports are passed through respectively and the four corners fixed connection of the underframe that corresponds in the four corners of top frame, every balladeur train subassembly includes all that sideslip frame indulges the balladeur train with two, indulges balladeur train slidable ground for one and installs between the first frame of the first frame of a frame and underframe, and another is indulged balladeur train slidable ground and sets up between the second frame of the second frame of a frame and underframe, two indulge the balladeur train all with support parallel arrangement, the sideslip is installed two from north to south between the balladeur train with putting up the slida